2011220020002 has 16 divisors (see below), whose sum is σ = 4022455822560. Its totient is φ = 670404042912.

The previous prime is 2011220020001. The next prime is 2011220020013. The reversal of 2011220020002 is 2000200221102.

It is a self number, because there is not a number n which added to its sum of digits gives 2011220020002.

It is not an unprimeable number, because it can be changed into a prime (2011220020001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1589893 + ... + 2559335.

It is an arithmetic number, because the mean of its divisors is an integer number (251403488910).

Almost surely, 2^{2011220020002} is an apocalyptic number.

2011220020002 is an abundant number, since it is smaller than the sum of its proper divisors (2011235802558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2011220020002 is a wasteful number, since it uses less digits than its factorization.

2011220020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315217.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2011220020002 its reverse (2000200221102), we get a palindrome (4011420241104).

The spelling of 2011220020002 in words is "two trillion, eleven billion, two hundred twenty million, twenty thousand, two".